package com.bjpowernode.test04;

public class Test {
    public static void main(String[] args) {
        ErHu erHu = new ErHu();
        GangQin gangQin = new GangQin();
        XiaoTi xiaoTi = new XiaoTi();
        Master master = new Master();
        master.play(erHudfdfdf);
        master.play(gangQin);clear
        master.play(xiaoTi);
        master.play(gangQin);
    }
}
